InChI=1S/C24H38O4/c1-14(4-7-22(27)28)17-5-6-18-16-13-21(26)20-12-15(25)8-10-24(20,3)19(16)9-11-23(17,18)2/h14,16-21,26H,4-13H2,1-3H3,(H,27,28)/t14?,16?,17?,18?,19?,20?,21?,23-,24-/m1/s1